She has Lebanese heritage and used Megan Hajjar, her mother’s maiden name, professionally for a spell from 2019.
[2] She made her screen debut in the 2017 film Breath, winning the role after her first professional audition.
[2] She played troublemaker Anna Hennessy in Screentime and Channel Seven’s The Secret Daughter in which she appeared with Jessica Mauboy.
[9] Smart also appeared in soap opera Home and Away and in the Netflix interactive rom-com Choose Love.
[10] Smart had the role of Amelia Collins on the 2023 Australian comedy series Class of '07 for Prime Video.